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November Weather in St Martin, Guernsey

Last updated: August 23, 2025

In November, the average temperature in St Martin, Guernsey hovers around 12°C (54°F), with a minimum of 6°C (43°F) and a maximum reaching 17°C (63°F). Expect 126 mm (5.0 in) of precipitation over approximately 18 days, while the air is quite humid, with an average humidity of 90%.

November Temperature in St Martin

In November in St Martin, the average temperature is 12°C (54°F). The maximum can reach 17°C (63°F), and the minimum can be as low as 6°C (43°F). This mild climate makes it a comfortable time to explore and enjoy outdoor activities in St Martin.

November Weather in St Martin: Daily Temperature Highs, Lows, and Averages

The chart illustrates November temperature patterns in St Martin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In St Martin, November typically has an average temperature of 12°C (54°F), with highs reaching up to 17°C (63°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec484848505458616362595451
Data source: Temperature data for St Martin generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

November Precipitation in St Martin

In St Martin in November, the precipitation amount is 126 mm (5.0 in) spread over 18 days.

November Precipitation Trends in St Martin

The chart displays monthly precipitation patterns in St Martin, with values for each month alongside November’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how November’s conditions compare to those of other months. In St Martin, November typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec948673345559375063144126163
Data source: Precipitation data for November generated using information from the Copernicus Climate Change Service.
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November Humidity in St Martin

In St Martin in November, humidity is 90%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and traveling a bit more draining than usual.

November Average Humidity in St Martin

This chart illustrates the average monthly humidity levels in St Martin, with November’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In November, average humidity in St Martin is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%85%84%81%77%63%71%76%89%90%90%
Data source: Humidity data for November generated using information from the Copernicus Climate Change Service.

November UV Index in St Martin

In St Martin in November, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in St Martin, you can visit Hourly UV Index in St Martin.

Maximum UV Index Levels in St Martin for November

The chart shows the monthly maximum UV Index (UVI) for St Martin in November, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In November, the maximum UV index in St Martin typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679876421
Data source: St Martin November UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How November Weather in St Martin Compares to Other Months

Weather in St Martin varies notably across the year, with each month offering distinct climate conditions. This page compares November’s weather to other months in St Martin, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in St Martin, showing how November’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)94 mm (3.7 inches)89%low
February Weather9°C (48°F)86 mm (3.4 inches)88%moderate
March Weather9°C (49°F)73 mm (2.9 inches)85%moderate
April Weather10°C (50°F)34 mm (1.3 inches)84%high
May Weather12°C (54°F)55 mm (2.2 inches)81%high
June Weather14°C (58°F)59 mm (2.3 inches)77%very high
July Weather16°C (62°F)37 mm (1.5 inches)63%very high
August Weather17°C (63°F)50 mm (2.0 inches)71%high
September Weather17°C (62°F)63 mm (2.5 inches)76%high
October Weather15°C (59°F)144 mm (5.7 inches)89%moderate
November Weather12°C (54°F)126 mm (5.0 inches)90%low
December Weather11°C (51°F)163 mm (6.4 inches)90%low

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